2. These Regulations do not apply to—
(a)irradiation by measuring or inspection devices at a maximum level of —
(i)10MeV in the case of X-rays;
(ii)14MeV in the case of neutrons; or
(iii)5MeV in other cases,
where the dose of ionising radiation absorbed does not exceed 0.01Gy in the case of inspection devices which utilise neutrons and 0.5 Gy in other cases; or
(b)irradiation of food prepared under medical supervision for patients requiring sterile diets.